Home / 150,726.96-208,005.81-82,750.26

Finding the Fourth Proportional to 150,726.96, 208,005.81 and 82,750.26

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Solution

The fourth proportional to 150,726.96, 208,005.81 and 82,750.26 is: 114,196.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,726.96 : 208,005.81 = 82,750.26 : x
  2. Step 2: Convert to fraction form
    150,726.96/208,005.81 = 82,750.26/x
  3. Step 3: Cross multiply
    150,726.96x = 208,005.81 × 82,750.26
  4. Step 4: Simplify right side
    150,726.96x = 17,212,534,859.01
  5. Step 5: Solve for x
    x = 17,212,534,859.01/150,726.96
  6. Step 6: Final answer
    x = 114,196.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.